Custom properties: Material: Plastic/Plastic Origin: Chenghai Function: Blowing bubbles Specification: Color Box Item number: 333-26 Ability cultivation: emotional, visual, intellectual development, crawling, hands-on and brainpower, grasping, sensory, hand eye coordination, other ability cultivation, interactive toys, auditory, parent-child communication, interest cultivation Color: 4 batteries (suitable for bubble machines), 10 packs of concentrated solution for bubble machines (100ml), 4 rechargeable batteries+charging dock (suitable for bubble machines), Pink Unicorn Electric Bubble Stick, Green Unicorn Electric Bubble Stick, HL134B Submarine, HL Trendy Bubble Gun (blue), HL Trendy Bubble Gun (red), Handsome Red Space Bubble Gun, Handsome Blue Space Bubble Gun, Dinosaur Colorful Bubble Gun, HL Berry Pig Space Gun, HL Fully Automatic Space Bubble Gun, HL Dinosaur Bubble Gun Applicable age: Children (4-6 years old)